ESB-2019.0609 - [RedHat] polkit: Unauthorised access - Existing account 2019-02-27

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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.0609
                     Important: polkit security update
                             27 February 2019

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           polkit
Publisher:         Red Hat
Operating System:  Red Hat Enterprise Linux Server 6
                   Red Hat Enterprise Linux WS/Desktop 6
Impact/Access:     Unauthorised Access -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-6133  

Reference:         ESB-2019.0291
                   ESB-2019.0231

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2019:0420

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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: polkit security update
Advisory ID:       RHSA-2019:0420-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2019:0420
Issue date:        2019-02-26
CVE Names:         CVE-2019-6133 
=====================================================================

1. Summary:

An update for polkit is now available for Red Hat Enterprise Linux 6.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Desktop (v. 6) - i386, noarch, x86_64
Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, x86_64
Red Hat Enterprise Linux HPC Node (v. 6) - x86_64
Red Hat Enterprise Linux HPC Node Optional (v. 6) - noarch, x86_64
Red Hat Enterprise Linux Server (v. 6) - i386, noarch, ppc64, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, noarch, x86_64

3. Description:

The polkit packages provide a component for controlling system-wide
privileges. This component provides a uniform and organized way for
non-privileged processes to communicate with privileged ones.

Security Fix(es):

* polkit: Temporary auth hijacking via PID reuse and non-atomic fork
(CVE-2019-6133)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1664212 - CVE-2019-6133 polkit: Temporary auth hijacking via PID reuse and non-atomic fork

6. Package List:

Red Hat Enterprise Linux Desktop (v. 6):

Source:
polkit-0.96-11.el6_10.1.src.rpm

i386:
polkit-0.96-11.el6_10.1.i686.rpm
polkit-debuginfo-0.96-11.el6_10.1.i686.rpm

noarch:
polkit-desktop-policy-0.96-11.el6_10.1.noarch.rpm

x86_64:
polkit-0.96-11.el6_10.1.i686.rpm
polkit-0.96-11.el6_10.1.x86_64.rpm
polkit-debuginfo-0.96-11.el6_10.1.i686.rpm
polkit-debuginfo-0.96-11.el6_10.1.x86_64.rpm

Red Hat Enterprise Linux Desktop Optional (v. 6):

i386:
polkit-debuginfo-0.96-11.el6_10.1.i686.rpm
polkit-devel-0.96-11.el6_10.1.i686.rpm
polkit-docs-0.96-11.el6_10.1.i686.rpm

x86_64:
polkit-debuginfo-0.96-11.el6_10.1.i686.rpm
polkit-debuginfo-0.96-11.el6_10.1.x86_64.rpm
polkit-devel-0.96-11.el6_10.1.i686.rpm
polkit-devel-0.96-11.el6_10.1.x86_64.rpm
polkit-docs-0.96-11.el6_10.1.x86_64.rpm

Red Hat Enterprise Linux HPC Node (v. 6):

Source:
polkit-0.96-11.el6_10.1.src.rpm

x86_64:
polkit-0.96-11.el6_10.1.i686.rpm
polkit-0.96-11.el6_10.1.x86_64.rpm
polkit-debuginfo-0.96-11.el6_10.1.i686.rpm
polkit-debuginfo-0.96-11.el6_10.1.x86_64.rpm

Red Hat Enterprise Linux HPC Node Optional (v. 6):

noarch:
polkit-desktop-policy-0.96-11.el6_10.1.noarch.rpm

x86_64:
polkit-debuginfo-0.96-11.el6_10.1.i686.rpm
polkit-debuginfo-0.96-11.el6_10.1.x86_64.rpm
polkit-devel-0.96-11.el6_10.1.i686.rpm
polkit-devel-0.96-11.el6_10.1.x86_64.rpm
polkit-docs-0.96-11.el6_10.1.x86_64.rpm

Red Hat Enterprise Linux Server (v. 6):

Source:
polkit-0.96-11.el6_10.1.src.rpm

i386:
polkit-0.96-11.el6_10.1.i686.rpm
polkit-debuginfo-0.96-11.el6_10.1.i686.rpm
polkit-devel-0.96-11.el6_10.1.i686.rpm
polkit-docs-0.96-11.el6_10.1.i686.rpm

noarch:
polkit-desktop-policy-0.96-11.el6_10.1.noarch.rpm

ppc64:
polkit-0.96-11.el6_10.1.ppc.rpm
polkit-0.96-11.el6_10.1.ppc64.rpm
polkit-debuginfo-0.96-11.el6_10.1.ppc.rpm
polkit-debuginfo-0.96-11.el6_10.1.ppc64.rpm
polkit-devel-0.96-11.el6_10.1.ppc.rpm
polkit-devel-0.96-11.el6_10.1.ppc64.rpm
polkit-docs-0.96-11.el6_10.1.ppc64.rpm

s390x:
polkit-0.96-11.el6_10.1.s390.rpm
polkit-0.96-11.el6_10.1.s390x.rpm
polkit-debuginfo-0.96-11.el6_10.1.s390.rpm
polkit-debuginfo-0.96-11.el6_10.1.s390x.rpm
polkit-devel-0.96-11.el6_10.1.s390.rpm
polkit-devel-0.96-11.el6_10.1.s390x.rpm
polkit-docs-0.96-11.el6_10.1.s390x.rpm

x86_64:
polkit-0.96-11.el6_10.1.i686.rpm
polkit-0.96-11.el6_10.1.x86_64.rpm
polkit-debuginfo-0.96-11.el6_10.1.i686.rpm
polkit-debuginfo-0.96-11.el6_10.1.x86_64.rpm
polkit-devel-0.96-11.el6_10.1.i686.rpm
polkit-devel-0.96-11.el6_10.1.x86_64.rpm
polkit-docs-0.96-11.el6_10.1.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 6):

Source:
polkit-0.96-11.el6_10.1.src.rpm

i386:
polkit-0.96-11.el6_10.1.i686.rpm
polkit-debuginfo-0.96-11.el6_10.1.i686.rpm
polkit-devel-0.96-11.el6_10.1.i686.rpm
polkit-docs-0.96-11.el6_10.1.i686.rpm

noarch:
polkit-desktop-policy-0.96-11.el6_10.1.noarch.rpm

x86_64:
polkit-0.96-11.el6_10.1.i686.rpm
polkit-0.96-11.el6_10.1.x86_64.rpm
polkit-debuginfo-0.96-11.el6_10.1.i686.rpm
polkit-debuginfo-0.96-11.el6_10.1.x86_64.rpm
polkit-devel-0.96-11.el6_10.1.i686.rpm
polkit-devel-0.96-11.el6_10.1.x86_64.rpm
polkit-docs-0.96-11.el6_10.1.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2019-6133
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2019 Red Hat, Inc.
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